نتایج جستجو برای: radiation monitoring

تعداد نتایج: 531766  

F. Bouzarjomehri, V. Tsapaki

Introduction: Active personal dosimeters (APDs) are well accepted as useful and reliable instruments for individual dosimetry measurements. APDs have many advantages compared with passive dosimeters for individual external radiation dose assessments. In routine monitoring, occupational exposure is carried out for verification and demonstration of compliance with the regulatory dose limits. So, ...

Journal: :AANA journal 1993
J B Worrell W J McCune

The combination of ketamine hydrochloride and midazolam was used to successfully provide intravenous sedation for a child requiring daily radiation treatments. During the radiation therapy treatments, the anesthesia provider was not in direct contact with the patient. Traditional monitoring was complemented by the addition of closed-circuit television monitoring. The drug combination provided c...

2017
Shuhei Nomura Masaharu Tsubokura Akihiko Ozaki Michio Murakami Susan Hodgson Marta Blangiardo Yoshitaka Nishikawa Tomohiro Morita Tomoyoshi Oikawa

Following Japan's 2011 Fukushima nuclear incident, we assessed voluntary-based monitoring behavior in Minamisoma City-located 10-40 km from the Fukushima nuclear plant-to inform future monitoring strategies. The monitoring in Minamisoma included occasional free of charge internal-radiation-exposure measurements. Out of around 70,000 individuals residing in the city before the incident, a total ...

2008
S Senthilkumar V Ramakrishnan

Radiotherapy is an effective treatment method for cancers. During radiation treatment, a patient must be in the same position from the start to the end of radiation treatment. Patient movements are usually monitored by the radiation technologists through the closed circuit television (CCTV) during treatment. If the patient makes a small movement, it is difficult to be noticed by them. In the pr...

2016
J. Boos A. Meineke O. T. Bethge G. Antoch P. Kröpil

The number of computed tomography examinations has continuously increased over the last decades and accounts for a major part of the collective radiation dose from medical investigations. For purposes of quality assurance in modern radiology a systematic monitoring and analysis of dose related data from radiological examinations is mandatory. Various ways of collecting dose data are available t...

ژورنال: پیاورد سلامت 2017
امیری, فاطمه, توحیدنیا, محمد رسول, خوش گرد, کریم, هرمزی مقدم, زینب,

Background and Aim: More than 80% of patients need to take x-rays during their diagnosis and treatment stages. Due to the biological effects of ionizing radiation, observance of radiation protection principles are necessary. The observance of radiation protection principles in intensive care units at Imam Reza hospital of Kermanshah in 2014 was evaluated in this study. Materials and Methods: I...

Journal: :journal of biomedical physics and engineering 0
s heydarheydari department of medical physics, faculty of medicine, kermanshah university of medical sciences, kermanshah, iran a haghparast 2department of medical physics, faculty of medicine, kermanshah university of medical sciences, kermanshah, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences) m t eivazi 3department of medical physics, faculty of medicine, kermanshah university of medical sciences, kermanshah, iranسازمان اصلی تایید شده: دانشگاه علوم پزشکی کرمانشاه (kermanshah university of medical sciences)

background and objective: professional radiation workers are occupationally exposed to long-term low levels of ionizing radiation. occupational health hazards from radiation exposure, in a large occupational segment of the population, are of special concern. biological dosimetry can be performed in addition to physical dosimetry with the aim of individual dose assessment and biological effects....

ژورنال: Medical Laboratory Journal 2017
Khoshbin khoshnazar , Alireza, Mir, Seyed Mostafa, Sadeghi, Seyed Hossein , Samadian, Esmaeil,

ABSTRACT          Background and Objectives: Exposure to ionizing radiation in modern societies is inevitable and can cause a variety of adverse health effects such as cancer and birth defects. Therefore, a reliable, repeatable and sensitive method is required for evaluation of radiation exposure. The aim of this study was to determine the amount of hist...

2008
S. M. Tripathi Liji Daniel Suresh Rao D. N. Sharma

Bhabha Atomic Research Centre (BARC) is the National Metrology Institute (NMI) for developing, maintaining and disseminating standards for ionizing radiation in India. Radiation Safety Systems Division (RSSD) of BARC has the requisite infrastructure in the form of experts, trained manpower, laboratories, equipments and facilities for providing calibration services to users and ascertaining trac...

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